Patents by Inventor Robin Blair Langtry

Robin Blair Langtry has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Optimization of downstream open fan propeller position and placement of acoustic sensors
    Patent number: 9637221
    Abstract: A method and apparatus for controlling a propeller of a contra-rotation open fan (CROF) engine of an aircraft is provided. A diameter of the propeller is set to be at a first diameter during at least a portion of a first flight condition of the aircraft. The diameter of the propeller is set to be at a second diameter, different from the first diameter, during at least a portion of a second flight condition of the aircraft.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: May 2, 2017
    Assignee: THE BOEING COMPANY
    Inventors: Matthew David Moore, Kelly L. Boren, Robin Blair Langtry
  • OPTIMIZATION OF DOWNSTREAM OPEN FAN PROPELLER POSITION AND PLACEMENT OF ACOUSTIC SENSORS
    Publication number: 20140308124
    Abstract: A method and apparatus for controlling a propeller of a contra-rotation open fan (CROF) engine of an aircraft is provided. A diameter of the propeller is set to be at a first diameter during at least a portion of a first flight condition of the aircraft. The diameter of the propeller is set to be at a second diameter, different from the first diameter, during at least a portion of a second flight condition of the aircraft.
    Type: Application
    Filed: November 13, 2013
    Publication date: October 16, 2014
    Applicant: The Boeing Company
    Inventors: Matthew David Moore, Kelly L. Boren, Robin Blair Langtry